248533920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:305

約数の個数: 240

約数和(自身を含む): 889878528

約数和(自身を除く): 641344608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 127, 135, 144, 151, 160, 162, 180, 216, 240, 254, 270, 288, 302, 324, 360, 381, 405, 432, 453, 480, 508, 540, 604, 635, 648, 720, 755, 762, 810, 864, 906, 1016, 1080, 1143, 1208, 1270, 1296, 1359, 1440, 1510, 1524, 1620, 1812, 1905, 2032, 2160, 2265, 2286, 2416, 2540, 2592, 2718, 3020, 3048, 3240, 3429, 3624, 3810, 4064, 4077, 4320, 4530, 4572, 4832, 5080, 5436, 5715, 6040, 6096, 6480, 6795, 6858, 7248, 7620, 8154, 9060, 9144, 10160, 10287, 10872, 11430, 12080, 12192, 12231, 12960, 13590, 13716, 14496, 15240, 16308, 17145, 18120, 18288, 19177, 20320, 20385, 20574, 21744, 22860, 24160, 24462, 27180, 27432, 30480, 32616, 34290, 36240, 36576, 38354, 40770, 41148, 43488, 45720, 48924, 51435, 54360, 54864, 57531, 60960, 61155, 65232, 68580, 72480, 76708, 81540, 82296, 91440, 95885, 97848, 102870, 108720, 109728, 115062, 122310, 130464, 137160, 153416, 163080, 164592, 172593, 182880, 191770, 195696, 205740, 217440, 230124, 244620, 274320, 287655, 306832, 326160, 329184, 345186, 383540, 391392, 411480, 460248, 489240, 517779, 548640, 575310, 613664, 652320, 690372, 767080, 822960, 862965, 920496, 978480, 1035558, 1150620, 1380744, 1534160, 1553337, 1645920, 1725930, 1840992, 1956960, 2071116, 2301240, 2588895, 2761488, 3068320, 3106674, 3451860, 4142232, 4602480, 5177790, 5522976, 6213348, 6903720, 7766685, 8284464, 9204960, 10355580, 12426696, 13807440, 15533370, 16568928, 20711160, 24853392, 27614880, 31066740, 41422320, 49706784, 62133480, 82844640, 124266960, 248533920]

約数ペア:

[(1, 248533920), (2, 124266960), (3, 82844640), (4, 62133480), (5, 49706784), (6, 41422320), (8, 31066740), (9, 27614880), (10, 24853392), (12, 20711160), (15, 16568928), (16, 15533370), (18, 13807440), (20, 12426696), (24, 10355580), (27, 9204960), (30, 8284464), (32, 7766685), (36, 6903720), (40, 6213348), (45, 5522976), (48, 5177790), (54, 4602480), (60, 4142232), (72, 3451860), (80, 3106674), (81, 3068320), (90, 2761488), (96, 2588895), (108, 2301240), (120, 2071116), (127, 1956960), (135, 1840992), (144, 1725930), (151, 1645920), (160, 1553337), (162, 1534160), (180, 1380744), (216, 1150620), (240, 1035558), (254, 978480), (270, 920496), (288, 862965), (302, 822960), (324, 767080), (360, 690372), (381, 652320), (405, 613664), (432, 575310), (453, 548640), (480, 517779), (508, 489240), (540, 460248), (604, 411480), (635, 391392), (648, 383540), (720, 345186), (755, 329184), (762, 326160), (810, 306832), (864, 287655), (906, 274320), (1016, 244620), (1080, 230124), (1143, 217440), (1208, 205740), (1270, 195696), (1296, 191770), (1359, 182880), (1440, 172593), (1510, 164592), (1524, 163080), (1620, 153416), (1812, 137160), (1905, 130464), (2032, 122310), (2160, 115062), (2265, 109728), (2286, 108720), (2416, 102870), (2540, 97848), (2592, 95885), (2718, 91440), (3020, 82296), (3048, 81540), (3240, 76708), (3429, 72480), (3624, 68580), (3810, 65232), (4064, 61155), (4077, 60960), (4320, 57531), (4530, 54864), (4572, 54360), (4832, 51435), (5080, 48924), (5436, 45720), (5715, 43488), (6040, 41148), (6096, 40770), (6480, 38354), (6795, 36576), (6858, 36240), (7248, 34290), (7620, 32616), (8154, 30480), (9060, 27432), (9144, 27180), (10160, 24462), (10287, 24160), (10872, 22860), (11430, 21744), (12080, 20574), (12192, 20385), (12231, 20320), (12960, 19177), (13590, 18288), (13716, 18120), (14496, 17145), (15240, 16308)]